


class student:
    def __init__(self,name,age,gender):
        self.name = name
        self.age = age
        self.gender = gender

class course:
    def __init__(self,course_name,course_code,course_credit):
        self.course_name = course_name
        self.course_code = course_code
        self.course_credit = course_credit

class teacher:
    def __init__(self,teacher_name,teacher_age,teacher_gender):
        self.teacher_name = teacher_name
        self.teacher_age = teacher_age
        self.teacher_gender = teacher_gender

print(student("ali",20,"male"))
print(course("python","cs101",3))
print(teacher("mr. x",40,"male"))
